1 files changed, 15 insertions, 0 deletions
diff --git a/tests/ui/nll/issue-52213.rs b/tests/ui/nll/issue-52213.rs
new file mode 100644
index 000000000..a016924a8
--- /dev/null
+++ b/tests/ui/nll/issue-52213.rs
@@ -0,0 +1,15 @@
+fn transmute_lifetime<'a, 'b, T>(t: &'a (T,)) -> &'b T {
+    match (&t,) {
+        ((u,),) => u,
+        //~^ ERROR lifetime may not live long enough
+    }
+}
+
+fn main() {
+    let x = {
+        let y = Box::new((42,));
+        transmute_lifetime(&y)
+    };
+
+    println!("{}", x);
+}